Mercurial > hg > Members > masakoha > masa

annotate 2013/Sep-2013/17th.html @ 9:e4748bca1eb3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mkdir 2013
author Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
date Tue, 14 Jan 2014 04:18:59 +0900
parents Sep-2013/17th.html@c9b2998eb516
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
1 <!DOCTYPE html>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
2
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
3 <!--
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
4 Google HTML5 slide template
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
5
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
6 Authors: Luke Mahé (code)
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
7 Marcin Wichary (code and design)
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
8
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
9 Dominic Mazzoni (browser compatibility)
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
10 Charles Chen (ChromeVox support)
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
11
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
12 URL: http://code.google.com/p/html5slides/
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
13 -->
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
14
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
15 <html>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
16 <head>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
17 <title>2013-08-06</title>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
18
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
19 <meta charset='utf-8'>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
20 <script
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
21 src='http://html5slides.googlecode.com/svn/trunk/slides.js'></script>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
22 </head>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
23
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
24 <style>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
25 /* Your individual styles here, or just use inline styles if that’s
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
26 what you want. */
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
27 .slides article { background-image: none !important; background-color: white; }
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
28
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
29
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
30 </style>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
31
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
32 <body style='display: none'>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
33
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
34 <section class='slides layout-regular template-default'>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
35
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
36 <!-- Your slides (<article>s) go here. Delete or comment out the
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
37 slides below.-->
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
38
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
39 <article>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
40 <h1>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
41 Ceriumによる
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
42 <br>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
43 正規表現マッチャの実装
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
44 </h1>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
45 <p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
46 Masataka Kohagura
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
47 <br>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
48 17th September , 2013
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
49 </p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
50 </article>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
51
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
52 <article>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
53 <h3>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
54 研究目的
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
55 </h3>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
56 <p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
57 本研究室では、Cell用に作られたCeriumにて並列プログラミングを行なっている。様々な例題を実装することにより、どのような問題でも並列処理ができることを証明する。
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
58 </p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
59 <p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
60 現在は文字列サーチを実装している段階で、ボイヤームーア法を実装している。
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
61 セミグループという、分割したファイルに対して並列処理をさせるような手法によって、既存の文字列サーチと処理速度を比較し、どれだけ速く、どれだけ効率よくなるのかを測定する。
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
62 </p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
63 <p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
64 並列処理は逐次処理よりも処理時間を短縮できる可能性があるが、I/O命令がボトルネックになる。
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
65 このボトルネックを軽減させるにはどのような処理をさせればよいのか考察し、処理全体の効率化の改善を図る。
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
66 </p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
67 </article>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
68
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
69 <article>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
70 <h3>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
71 したこと
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
72 </h3>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
73 <p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
74 ・三角波、矩形波の実装
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
75 </p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
76 </article>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
77
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
78 <article class='smaller'>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
79 <h3>波形</h3>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
80 <p>三角波</p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
81 <section><pre>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
82 double tri(double t){
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
83
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
84 double decimal_part = t - abs(t);
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
85
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
86 if(abs(t) % 2 != 0){
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
87 return decimal_part < 0.5 ? decimal_part : 1 - decimal_part;
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
88 }else{
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
89 return decimal_part < 0.5 ? -decimal_part : 1 - decimal_part;
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
90 }
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
91 }
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
92 </pre></section>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
93
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
94 <p>矩形波</p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
95 <section><pre>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
96 double square(double t){
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
97 double decimal_part = t - abs(t);
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
98 return decimal_part < 0.5 ? 1 : -1;
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
99 }
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
100 </pre></section>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
101 </article>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
102
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
103 <article class='smaller'>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
104 <h3></h3>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
105 <p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
106
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
107
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
108 </p>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
109
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
110
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
111 </article>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
112 </body>
c9b2998eb516 add slide
Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
parents:
diff changeset
113 </html>